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CTRI Number  CTRI/2025/11/098236 [Registered on: 28/11/2025] Trial Registered Prospectively
Last Modified On: 14/11/2025
Post Graduate Thesis  Yes 
Type of Trial  Observational 
Type of Study   Cohort Study 
Study Design  Other 
Public Title of Study   Comparing two different surgery methods for Gallbladder Surgery 
Scientific Title of Study   The evaluation of robotic cholecystectomy versus laparoscopic cholecystectomy 
Trial Acronym  NIL 
Secondary IDs if Any  
Secondary ID  Identifier 
NIL  NIL 
 
Details of Principal Investigator or overall Trial Coordinator (multi-center study)  
Name  Shwetha Y 
Designation  Resident 
Affiliation  Vydehi institute of Medical Science and Research Centre 
Address  Vydehi institute of Medical Science and Research Centre, Whitefield, Bangalore

Bangalore
KARNATAKA
560066
India 
Phone  7259437307  
Fax    
Email  Shwetha.99121@gmail.com  
 
Details of Contact Person
Scientific Query
 
Name  Dr Kalpana 
Designation  Professor 
Affiliation  Vydehi institute of Medical Science and Research Centre 
Address  Vydehi institute of Medical Science and Research Centre, Whitefield, Bangalore

Bangalore
KARNATAKA
560066
India 
Phone  9632272371  
Fax    
Email  kalpanavineet4586@vimsmail.com  
 
Details of Contact Person
Public Query
 
Name  Dr Kalpana 
Designation  Professor 
Affiliation  Vydehi institute of Medical Science and Research Centre 
Address  Vydehi institute of Medical Science and Research Centre, Whitefield, Bangalore

Bangalore
KARNATAKA
560066
India 
Phone  9632272371  
Fax    
Email  kalpanavineet4586@vimsmail.com  
 
Source of Monetary or Material Support  
Vydehi Institute of Medical Sciences & Research Centre, Whitefield, Bengaluru, Karnataka 560066 
 
Primary Sponsor  
Name  Vydehi Institute of Medical Sciences & Research Centre 
Address  Whitefield, Bengaluru, Karnataka 560066 
Type of Sponsor  Private medical college 
 
Details of Secondary Sponsor  
Name  Address 
Nil  NA 
 
Countries of Recruitment     India  
Sites of Study  
No of Sites = 1  
Name of Principal Investigator  Name of Site  Site Address  Phone/Fax/Email 
Dr Shwetha Y  Vydehi Institute of Medical Sciences & Research Centre  Whitefield, Bengaluru, Karnataka
Bangalore
KARNATAKA 
7259437307

Shwetha.99212@gmail.com 
 
Details of Ethics Committee  
No of Ethics Committees= 1  
Name of Committee  Approval Status 
Vydehi institutional ethics committee  Approved 
 
Regulatory Clearance Status from DCGI  
Status 
Not Applicable 
 
Health Condition / Problems Studied  
Health Type  Condition 
Patients  (1) ICD-10 Condition: K800||Calculus of gallbladder with acutecholecystitis,  
 
Intervention / Comparator Agent  
Type  Name  Details 
Intervention  Nil  Nil 
 
Inclusion Criteria  
Age From  18.00 Year(s)
Age To  80.00 Year(s)
Gender  Both 
Details  Patients aged more than 18 years of age
Diagnosed with symptomatic cholelithiasis or gall bladder polyps
Eligible for minimally invasive surgery 
 
ExclusionCriteria 
Details  Acute cholecystitis
History of upper abdominal surgery
Coagulopathy or uncorrected bleeding disorder
Unfit for general anaesthesia
Pregnant patients  
 
Method of Generating Random Sequence   Not Applicable 
Method of Concealment   Not Applicable 
Blinding/Masking   Not Applicable 
Primary Outcome  
Outcome  TimePoints 
Duration of surgery (in minutes)   Day of surgery  
 
Secondary Outcome  
Outcome  TimePoints 
Intraoperative complications  Day of surgery 
Postoperative pain assessed using the Visual Analogue Scale  6, 12, and 24 hours postoperatively 
Length of hospital stay  Day of Discharge 
Cosmetic satisfaction: Measured using a 5-point Likert scale  Day 7, Month 1, Month 2, Month 3 postoperatively 
Postoperative complications: Including wound infection, bile leak, or any readmission  Day 7, Month 1, Month 2, Month 3 postoperatively 
 
Target Sample Size   Total Sample Size="60"
Sample Size from India="60" 
Final Enrollment numbers achieved (Total)= "Applicable only for Completed/Terminated trials"
Final Enrollment numbers achieved (India)="Applicable only for Completed/Terminated trials" 
Phase of Trial   N/A 
Date of First Enrollment (India)   30/11/2025 
Date of Study Completion (India) Applicable only for Completed/Terminated trials 
Date of First Enrollment (Global)  Date Missing 
Date of Study Completion (Global) Applicable only for Completed/Terminated trials 
Estimated Duration of Trial   Years="1"
Months="6"
Days="0" 
Recruitment Status of Trial (Global)   Not Applicable 
Recruitment Status of Trial (India)  Not Yet Recruiting 
Publication Details   N/A 
Individual Participant Data (IPD) Sharing Statement

Will individual participant data (IPD) be shared publicly (including data dictionaries)?  

Response - NO
Brief Summary   Cholecystectomy, performed for gallstone disease and other benign gallbladder conditions, is one of the most common abdominal surgeries worldwide. Over the past three decades, laparoscopic cholecystectomy (LC) has become the gold standard due to its minimally invasive nature, shorter recovery, and reduced postoperative complications. However, its technical limitations—such as rigid instruments and two-dimensional imaging—pose challenges in complex cases. To address these, robotic-assisted cholecystectomy (RC) has emerged, offering enhanced visualization, wristed instrumentation, and improved ergonomics, which can aid in precise dissection, particularly in difficult anatomical situations. Despite its theoretical advantages, the clinical superiority of RC over LC remains uncertain. Several studies have reported similar outcomes in terms of postoperative pain, complications, and recovery, while also noting longer operative times and higher costs associated with RC. The justification for these increased resources in standard cases is still unclear. Moreover, much of the current evidence comes from retrospective studies with small sample sizes, lacking standardization and long-term outcomes. Given the rising adoption of robotic surgery, there is a clear need for prospective comparative studies. This study aims to assess the true clinical and economic value of RC versus LC, providing evidence-based guidance for surgical practice and resource optimization.  
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